Antenna Couplings TRIZ Cases

Low CNT loading in polyester enables 77 GHz microwave absorption for radar sensor parts without sacrificing mechanical strength or molding efficiency.

Using three or more coupled resonant circuits, this refracting plate extends phase shift beyond 180° to support larger area and stronger radio waves.

Ferrite elements on a coaxial gooseneck reduce near-field coupling between closely spaced radio antennas while preserving signal integrity.

Multiple parallel transmission lines and switch networks enable compact, calibration-free mmWave phase control with low loss and lower power.

EBG structures and double-layer iris vias suppress leakage between adjacent radiating cells, improving phased-array isolation and beam steering.

Two vias per slot and an electromagnetic bandgap structure curb cell-to-cell leakage in PCB metasurface antennas, improving isolation and beam steering.

Back-to-back slotted-waveguide antenna modules cut false reflections, extend target exposure time, and improve radar signal-to-noise ratio.

Four AI-optimized PCB coupling structures cancel mutual antenna coupling, improving isolation, S-parameters, and radiation efficiency.

In-line amplifiers, filters, and frequency converters inside a shielded line limit signal loss and noise over long transmission paths.

A shielding wall with a local non-interference portion lets overlapping RF and baseband substrates shrink module size without degrading antenna characteristics.

Near-field antennas directly measure radiation so parasitic array loads can be tuned in real time, improving miniaturized antenna accuracy under interference.

A thicker jacket on the radiating side keeps metal clamps from raising return loss and attenuation, enabling closer cable spacing.

Strong antenna leakage is reconstructed from transmit-receive pair relationships and subtracted from CIR data to improve close-range detection.

Electrostatic micro-mechanical baffles replace liquid crystal switches to deliver faster phase control with lower temperature sensitivity.

Back-to-back slotted-waveguide radar modules use shielding and rotation to cut false reflections and improve small-target classification.

Mechanical contact between the recessed shield case and circuit board avoids solder variation, preserving conductivity and antenna noise suppression.

A stepped-thickness carrier nests signal modules across device gaps to cut internal space use and reduce interference from nearby components.

A low-dielectric spacer decouples stacked patches so the lower patch reaches lower frequencies without enlarging antenna footprint.

Offset single-polarization antenna arrays let an RIS control two polarizations independently while easing manufacturing and improving cross-polarization discrimination.

Ferrite-loaded flexible feedlines vertically separate co-located radio antennas to cut near-field interference without degrading nearby antenna performance.

Adaptive antenna switching maintains earbud-to-earbud and host links by monitoring cross-link integrity and rerouting around interference.

Sensor-based antenna switching selects the best main antenna for each usage state to improve signal strength, cut switching time, and save energy.

A dielectric cavity in a display-side waveguide redirects mmWave energy away from OLED and EMI layers, cutting leakage and improving antenna directivity.

A low-dielectric spacer decouples stacked patch elements, enabling lower resonant frequency without increasing antenna footprint.

A thicker jacket on the radiating side of a coaxial cable limits metal clamp resonance, cutting return loss and easing secure installation.

Offset back-to-back radar arrays and an electromagnetic shield plate cut false reflections, improving SNR for small target detection.

Replacing wound wire with printed coils reduces deformation and noise while improving signal-to-noise ratio in MRI systems.

Active interference cancellation controls signal phase and amplitude to remove co-channel interference, maintaining high data throughput in compact devices.

External passive antenna array reduces electromagnetic interference reaching receivers without active power consumption.